mtg.wtf

Sliver creatures you control have "Whenever this creature is dealt damage, it deals that much damage to target player or planeswalker."

Gain control of target creature you don't control until end of turn. Untap that creature. It gains haste until end of turn.
Storm

Create a Treasure token.
Flashback {2}{R}

Sliver creatures you control have first strike.

Cascade
Retrace

Flying
Whenever a Dragon you control becomes the target of a spell or ability an opponent controls, this creature deals 3 damage to that player.

Unholy Heat deals 2 damage to target creature or planeswalker.
Delirium — Unholy Heat deals 6 damage instead if there are four or more card types among cards in your graveyard.

{T}, Discard a card: Creatures you control gain haste until end of turn.

Evolve

Trample
When this creature enters, you get {E}.
Whenever this creature attacks, you may pay {E}. If you do, it gets +2/+0 until end of turn.

Storm
Aeve isn't legendary if it's a token.
Aeve enters with a +1/+1 counter on it for each other Ooze you control.

Target creature gets +3/+3 and gains trample until end of turn.

Whenever another Bear you control enters, choose one —
• Put two +1/+1 counters on target Bear.
• Target Bear you control fights target creature you don't control.

Trample
Reinforce 2—{1}{G}
Scavenge {5}{G}{G}

Trample
Evolve

Create a 1/1 green Snake creature token, a 2/2 green Wolf creature token, and a 3/3 green Elephant creature token.

Forestwalk
If one or more tokens would be created under your control, those tokens plus that many 1/1 green Squirrel creature tokens are created instead.
{B}, Sacrifice X Squirrels: Target creature gets +X/-X until end of turn.

Create a 1/1 green Squirrel creature token.
Flashback {1}{G}

Create a 1/1 green Squirrel creature token.
Storm

At the beginning of your upkeep, you may sacrifice a token. If you do, put an acorn counter on this artifact.
Squirrels you control get +1/+1 for each acorn counter on this artifact.
{G}, {T}: Create a 1/1 green Squirrel creature token.

Reach
Evolve

Vigilance
{5}{G}, {T}: Draw a card. This ability costs {1} less to activate for each +1/+1 counter on creatures you control.

When this creature enters, put a +1/+1 counter on target creature.
Each creature you control with a +1/+1 counter on it has trample.

When this creature enters, you may sacrifice a land. If you do, draw a card.
Threshold — As long as seven or more cards are in your graveyard, this creature gets +1/+1 and has vigilance.