MTG

Whenever a player casts a white spell, you may pay {1}. If you do, you gain 1 life.

{4}, {T}: Draw a card.

{3}: Patagia Golem gains flying until end of turn.

Phyrexian Colossus doesn't untap during your untap step. Pay 8 life: Untap Phyrexian Colossus. Phyrexian Colossus can't be blocked except by three ...

{3}, {T}: Rod of Ruin deals 1 damage to any target.

Whenever a player casts a black spell, you may pay {1}. If you do, you gain 1 life.

If a source would deal damage to you, prevent 1 of that damage.

Beast of Burden's power and toughness are each equal to the number of creatures on the battlefield.

As Brass Herald enters the battlefield, choose a creature type. When Brass Herald enters the battlefield, reveal the top four cards of your library...

Whenever a player casts a blue spell, you may pay {1}. If you do, you gain 1 life.

{3}, {T}: Target player discards a card. Activate this ability only during your turn.

Vigilance

{T}: Prevent the next 4 damage that would be dealt to any target this turn.

{2}, {T}: Target creature gains flying until end of turn.

{4}, {T}, Sacrifice a creature: Fodder Cannon deals 4 damage to target creature.

Whenever a player casts a red spell, you may pay {1}. If you do, you gain 1 life.

At the beginning of each player's upkeep, Karma deals damage to that player equal to the number of Swamps they control.

Enchant Swamp When enchanted land becomes tapped, destroy it. When Spreading Algae is put into a graveyard from the battlefield, return Spreading A...

Whenever you cast an enchantment spell, you may draw a card.

Defender (This creature can't attack.) {T}: Add {G}.

Destroy target creature with flying.