mtg.wtf

Rulebreaker — A deck with this commander can have Aura cards of any color identity and any basic land cards.
[+1]: Add one mana of any color. When you spend this mana to cast an Aura spell this turn, create a 1/1 red Gremlin creature token.
[–3]: Discard your hand, then draw cards equal to twice the number of Auras you control. For each Aura attached to you, attach it to an opponent of your choice.
The Unluckiest Planeswalker can be your commander.

Hexproof
When Autumn Willow enters, create a 1/1 green Forest Dryad land creature token.
Whenever you tap a land creature for mana, add an additional {G}.

Trample, hexproof, indestructible

Whenever you cast a permanent spell with {X} in its mana cost or activate an ability with {X} in its activation cost that isn't a mana ability, you may have the value of X become 5. Do this only once each turn.

[+2]: Create a Giant Badger token.
[–3]: Mill three cards. Put all permanent cards from among them into your hand.
[–8]: Until end of turn, creatures you control have base power and toughness 8/8 and gain trample.
Greensleeves can be your commander.

Rulebreaker — A deck with this commander can have creature cards with mana value 7 or greater of any color identity and any basic land cards.
Whenever a creature you control with mana value 7 or greater attacks, double its power and toughness until end of turn.

Whenever another creature dies, create a Food token. This ability triggers only once each turn.
For every seven Foods you control, Squirrels you control get +3/+3.

[+2]: Arzakon deals 3 damage to any other target.
[–3]: Create a Black Lotus token.
[–7]: Each player shuffles their hand and graveyard into their library, then draws seven cards.
Arzakon can be your commander.

Discover X, where X is the amount of mana spent to cast this spell.
Ashaya's Enduring Bond can be your commander.

When Chief Magistrate of Mercadia enters, you become the monarch.
At the beginning of your upkeep, create a 2/1 red Goblin creature token with haste. Then if you're the monarch, for each creature token you control, create a token that's a copy of it.

Whenever another creature you control enters, you lose 1 life and add {B}.

The first nonlegendary creature spell you cast each turn has demonstrate.

[+2]: Create two 1/1 blue Bird creature tokens with flying.
[0]: Draw a card. You may put a permanent card with mana value 4 or less from your hand onto the battlefield.
[–7]: Create a Feroz's Ban token.
Feroz, Ulgrotha's Warden can be your commander.

Rulebreaker — A deck with this commander can have any land cards.
Whenever Grizzlegom attacks, create a 1/1 white Soldier creature token for each Plains you control. Draw a card for each Island you control. Each opponent loses 1 life for each Swamp you control. Put a +1/+1 counter on Grizzlegom for each Mountain you control. You gain 1 life for each Forest you control.

Landfall — Whenever a land you control enters, any number of target players each mill X cards, where X is twice the number of Crabs, Lobsters, Nautiluses, Starfish, and/or Trilobites you control.

At the beginning of your upkeep, exile the top three cards of your library. Each opponent secretly chooses a number 0 or greater. Then those numbers are revealed. Choose an opponent with the highest number. Itazura deals that much damage to them, then they may cast a spell from among those cards without paying its mana cost. You put a card from among them that wasn't cast this way into your hand.

Each Beast, Camel, Horse, Elephant, and Wolf creature you control is a Mount in addition to its other types and has saddle 2.
Whenever a saddled creature you control attacks, it gets +2/+2 until end of turn. Draw a card. Create a Food token.

Shadow
Whenever a creature you control with shadow deals combat damage to a player, draw a card.
{3}: Put a shadow counter on another target creature. Activate only as a sorcery.

Whenever The Madcap Jester attacks, each opponent exiles the top card of their library.
Whenever a spell or ability you control causes one or more cards to be exiled from an opponent's library, you may play those cards until the end of your next turn. Mana of any type can be spent to cast spells this way.

Whenever Massimo or another creature you control enters, exile up to one target instant or sorcery card with mana value 1 from your graveyard. If a card is exiled this way, that creature gains "Whenever this creature deals combat damage to a player, copy the exiled card. You may cast the copy without paying its mana cost."

Each other creature you control gets +3/+3 as long as it's not attacking or blocking.
Creature spells you control and creature cards you own in any zone other than the battlefield or the stack get +3/+3.

When Nephilim Epochal enters, search your library for a Nephilim card, reveal it, put it into your hand, then shuffle.
Nephilim you control get +1/+1 for each other Nephilim you control and can't be blocked by monocolored creatures.

Whenever another Zombie you control enters, put a +1/+1 counter on target Cat you control.
Whenever another Cat you control enters, put a +1/+1 counter on target Zombie you control.
At the beginning of your end step, each opponent loses life equal to the number of tapped Cats and/or Zombies you control.

At the beginning of your upkeep, put a tide counter on Rikala. Then if there are four or more tide counters on Rikala, remove them.
Creatures you control get +1/+0 for each tide counter on Rikala.
Whenever you tap an Island for mana, if there are three or more tide counters on Rikala, add an additional {U}.

Flying, lifelink
If you would gain life, you gain twice that much life instead.
When Selenia dies, create a legendary black Aura Curse enchantment token named Selenia's Curse attached to target opponent. The token has enchant player and "If enchanted player would lose life, they lose twice that much life instead."