The Brothers' War

Whenever Terisian Mindbreaker attacks, defending player mills half their library, rounded up. Unearth {1}{U}{U}{U} ({1}{U}{U}{U}: Return this card ...

Put a +1/+1 counter on target creature you control. It gains reach, trample, hexproof, and indestructible until end of turn. (It can't be the targe...

Prototype {1}{W}{W} — 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Flying At the begi...

Target creature gets +2/+0 and gains first strike and trample until end of turn.

Argoth, Sanctum of Nature enters the battlefield tapped unless you control a legendary green creature. {T}: Add {G}. {2}{G}{G}, {T}: Create a 2/2 g...

{2}, {T}, Exile The Stasis Coffin: You gain protection from everything until your next turn.

Each player who controls an artifact or enchantment creates a 2/2 green Bear creature token. Then destroy all artifacts and enchantments.

Whenever you sacrifice another permanent, put a +1/+1 counter on Gixian Infiltrator.

Whenever you draw a card, put a loyalty counter on Teferi, Temporal Pilgrim. [0]: Draw a card. [−2]: Create a 2/2 blue Spirit creature token with v...

This spell costs {1} less to cast if you control an artifact creature. Return target nonland permanent to its owner's hand.

Draw a card for each Island you control, then discard two cards.

Choose one — • Counter target artifact or enchantment spell. If a spell is countered this way, exile it instead of putting it into its owner's grav...

Exile target creature with mana value less than or equal to the number of Plains you control. Its controller gains 3 life.

Each player who controls an artifact or enchantment creates a 2/2 green Bear creature token. Then destroy all artifacts and enchantments.

Equipped creature gets +1/+1 for each Aura and Equipment attached to it and has ward {2}. (Whenever equipped creature becomes the target of a spell...

This spell costs {1} less to cast for each creature card in your graveyard. Exile target creature or planeswalker.

Whenever you sacrifice another permanent, put a +1/+1 counter on Gixian Infiltrator.

When Energy Refractor enters the battlefield, draw a card. {2}: Add one mana of any color.

Prototype {2}{R} - 3/2 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Haste

Goblin Blast-Runner gets +2/+0 and has menace as long as you sacrificed a permanent this turn.

Deadly Riposte deals 3 damage to target tapped creature and you gain 2 life.

Draw a card for each Island you control, then discard two cards.

{1}{U}: Return target artifact you control to its owner's hand. {3}, {T}: Copy target artifact spell you control. (The copy becomes a token.)

Draw a card, then you gain life equal to the number of cards in your hand.