mtg.wtf

After the second main phase this turn, there's an additional combat phase followed by an additional main phase. At the beginning of that combat, untap all creatures that attacked this turn.
Rebound

Enchant creature
Enchanted creature gets -4/-4.
Basic landcycling {1}{B}

Exile all permanents. Exile all cards from all hands and graveyards. Each player's life total becomes 1.

Flying
You may cast Worldheart Phoenix from your graveyard by paying {W}{U}{B}{R}{G} rather than paying its mana cost. If you do, it enters with two +1/+1 counters on it.

Domain — Look at the top X cards of your library, where X is the number of basic land types among lands you control. Put one of those cards into your hand and the rest on the bottom of your library in any order.

Return all permanents to their owners' hands. Each player chooses up to seven cards in their hand, then shuffles the rest into their library. Each player loses all unspent mana.

Whenever equipped creature deals combat damage to a player, destroy all permanents other than Worldslayer.
Equip {5}

Convoke
Worldsoul Colossus enters with X +1/+1 counters on it.

Worldsoul's Rage deals X damage to any target. Put up to X land cards from your hand and/or graveyard onto the battlefield tapped.

Trample
When Worldspine Wurm dies, create three 5/5 green Wurm creature tokens with trample.
When Worldspine Wurm is put into a graveyard from anywhere, shuffle it into its owner's library.

If you would create one or more artifact tokens, instead create those tokens plus an additional Map token.
{1}{U}, {T}: Create a token that's a copy of target artifact token you control.

Create a 1/1 black and green Worm creature token for each land card in your graveyard.
Retrace

{3}{U}: Target creature can't be blocked this turn.

{G}: Wormwood Dryad gains forestwalk until end of turn and deals 1 damage to you.
{B}: Wormwood Dryad gains swampwalk until end of turn and deals 1 damage to you.

Worn Powerstone enters tapped.
{T}: Add {C}{C}.

If you control a creature, damage that would reduce your life total to less than 1 reduces it to 1 instead.

You control target player during that player's next turn. Exile Worst Fears.

Fear
At the beginning of your upkeep, you may return target Goblin card from your graveyard to your hand.

When Wort, the Raidmother enters, create two 1/1 red and green Goblin Warrior creature tokens.
Each red or green instant or sorcery spell you cast has conspire.

Whenever you cast a Knight spell, create a 1/1 white Human creature token.

{T}: Add one mana of any color.
{6}{G}, {T}: Another target creature gets +3/+3 and gains trample until end of turn.

At the beginning of each end step, each opponent loses life equal to the life they lost this turn.

Target creature deals damage to itself equal to its power.

Gain control of target creature with power 4 or less until end of turn. Untap that creature. It gains haste until end of turn.

Flash
At the beginning of your end step, if you haven't cast a spell from your hand this turn, create a 2/2 white Spirit creature token with flying.