Standard MTG sets

This creature enters tapped. Whenever you cast a noncreature spell, you may pay {B}. If you do, return this card from your graveyard to your hand.

This creature enters tapped. Whenever you cast a noncreature spell, you may pay {B}. If you do, return this card from your graveyard to your hand.

{T}: Add {C}. {1}, {T}: Add one mana of any color. Cycling {2} ({2}, Discard this card: Draw a card.)

Equipped creature has "{1}, {T}: Tap target creature. Return Trusty Boomerang to its owner's hand." Equip {1} ({1}: Attach to target creature you c...

When this Equipment enters, destroy target permanent. Equipped creature gets +3/+3. Equip {3} ({3}:Attach to target creature you control. Equip onl...

Reach When this Vehicle dies, create a Clue token. (It's an artifact with "{2}, Sacrifice this token: Draw a card.") Crew 2 (Tap any number of crea...

Reach When this Vehicle dies, create a Clue token. (It's an artifact with "{2}, Sacrifice this token: Draw a card.") Crew 2 (Tap any number of crea...

Firebending 2 (Whenever this creature attacks, add {R}{R}. This mana lasts until end of combat.) Whenever you sacrifice another permanent, creature...

Firebending 2 (Whenever this creature attacks, add {R}{R}. This mana lasts until end of combat.) Whenever you sacrifice another permanent, creature...

Vigilance Other Allies you control get +1/+1.

Firebending 1 (Whenever this creature attacks, add {R}. This mana lasts until end of combat.) Lesson spells you cast cost {1} less to cast.

When this enchantment enters, create a Clue token. (It's an artifact with "{2}, Sacrifice this token: Draw a card.") Whenever you sacrifice a perma...

Firebending X, where X is the number of creatures you control. (Whenever this creature attacks, add X {R}. This mana lasts until end of combat.) {5...

Firebending X, where X is the number of creatures you control. (Whenever this creature attacks, add X {R}. This mana lasts until end of combat.) {5...

Suki's power is equal to the number of creatures you control. Whenever Suki attacks, create a 1/1 white Ally creature token that's tapped and attac...

Suki's power is equal to the number of creatures you control. Whenever Suki attacks, create a 1/1 white Ally creature token that's tapped and attac...

Vigilance Whenever Sokka and at least one other creature attack, draw a card.

{T}, Discard a card: Draw a card. {1}, {T}, Sacrifice Professor Zei: Return target instant or sorcery card from your graveyard to your hand. Activa...

{T}, Discard a card: Draw a card. {1}, {T}, Sacrifice Professor Zei: Return target instant or sorcery card from your graveyard to your hand. Activa...

Whenever another creature you control or a land you control is put into a graveyard from the battlefield, put a +1/+1 counter on target creature yo...

When Jet enters, he deals damage equal to the number of creatures you control to target creature an opponent controls. When Jet dies, put a +1/+1 c...

{T}: Add one mana of any color. {T}: Add two mana in any combination of colors. Spend this mana only to cast Lesson spells.

Whenever Hei Bai enters or attacks, you may sacrifice another creature or artifact. If you do, put two +1/+1 counters on Hei Bai. When Hei Bai leav...

Whenever Hei Bai enters or attacks, you may sacrifice another creature or artifact. If you do, put two +1/+1 counters on Hei Bai. When Hei Bai leav...