Modern Horizons 3

Bestow {1}{U} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attache...

Haste Landfall — Whenever a land enters the battlefield under your control, Reckless Pyrosurfer gains battle cry until end of turn. (Whenever this ...

Solar Transformer enters the battlefield tapped. When Solar Transformer enters the battlefield, you get {E}{E}{E} (three energy counters). {T}: Add...

Enchant creature Enchanted creature gets +2/+2 and has flying and lifelink.

Emerge {5}{C}{U} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cas...

Menace {1}, Sacrifice another artifact or creature: Put a +1/+1 counter on Dreadmobile. Crew 1 (Tap any number of creatures you control with total ...

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

Annihilator 1 (Whenever this creature attacks, defending player sacrifices a permanent.) Sacrifice two Eldrazi: Return Eldrazi Ravager from your gr...

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

Flying Modular 3 (This creature enters the battlefield with three +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target arti...

{T}: Return another target permanent you control and all Auras you control attached to it to their owner's hand. Activate only during your turn.

Put a +1/+1 counter on target creature you control, then each modified creature you control deals damage equal to its power to target creature you ...

When Reef Worm dies, create a 3/3 blue Fish creature token with "When this creature dies, create a 6/6 blue Whale creature token with 'When this cr...

Target player draws two cards. Flashback—{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

{T}: Add {C}. {3}, {T}, Sacrifice Urza's Cave: Search your library for a land card, put it onto the battlefield tapped, then shuffle.

Choose two target creature cards in your graveyard. Sacrifice a creature. If you do, return the chosen cards to the battlefield tapped.

Search your library for an instant card or a card with flash, reveal it, put it into your hand, then shuffle.

Enchant creature Enchanted creature gets +1/+1 for each creature and/or enchantment you control.

Put a +1/+1 counter on target creature. It gains indestructible until end of turn.

First strike When Amped Raptor enters the battlefield, you get {E}{E} (two energy counters). Then if you cast it from your hand, exile cards from t...

{T}: Add {G} for each Elf on the battlefield.

{T}: Add {C}. {1}, {T}: Move a counter from target permanent you control onto another target permanent. Activate only as a sorcery.

Colorless spells you cast with mana value 7 or greater cost {1} less to cast. Other colorless creatures you control get +1/+1.

Whenever you cast a colorless spell, create a 0/1 colorless Eldrazi Spawn creature token with "Sacrifice this creature: Add {C}." Whenever another ...