The Brothers' War

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...

{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.)

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...

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

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

Until end of turn, target creature gets +2/+0 and gains "When this creature dies or is put into exile from the battlefield, return it to its owner'...

Draw two cards, then discard a card. Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a non...

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...

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

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

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

Return target artifact or creature card with mana value 3 or less from your graveyard to the battlefield. If a creature enters the battlefield this...

Sacrifice Hajar, Loyal Bodyguard: Legendary creatures you control get +1/+0 and gain indestructible until end of turn.

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

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

Choose two — • Choose target player. They may discard up to X cards. Then they draw a card for each card discarded this way. • This spell deals X d...

Whenever an opponent casts a spell, that player loses 5 life unless they discard a card.

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

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.

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

Prototype {3}{G} — 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) When Boulderbranch Go...

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

Choose two — • Exile target player's graveyard. You gain 1 life for each card exiled this way. • Search your library for up to two land cards, put ...