Spooky20

{2}, {T}: Add {B} for each Swamp you control.

{T}, Mill a card: Add {C}.

Echo {4} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its...

Whenever a player casts a spell, if no colored mana was spent to cast it, counter that spell.

This creature crews Vehicles as though its power were 2 greater.

Thriving Isle enters tapped. As it enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

Thriving Heath enters tapped. As it enters, choose a color other than white. {T}: Add {W} or one mana of the chosen color.

Secluded Steppe enters tapped. {T}: Add {W}. Cycling {W} ({W}, Discard this card: Draw a card.)

Memorial to Genius enters tapped. {T}: Add {U}. {4}{U}, {T}, Sacrifice Memorial to Genius: Draw two cards.

Memorial to Folly enters tapped. {T}: Add {B}. {2}{B}, {T}, Sacrifice Memorial to Folly: Return target creature card from your graveyard to your hand.

Lonely Sandbar enters tapped. {T}: Add {U}. Cycling {U} ({U}, Discard this card: Draw a card.)

{T}: Add {C}. {T}, Pay 1 life: Add {U}. {1}{U}, {T}, Sacrifice a Desert: Target player mills four cards.

When Treasure Keeper dies, reveal cards from the top of your library until you reveal a nonland card with mana value 3 or less. You may cast that c...

When Relic Axe enters, attach it to target creature you control. Equipped creature gets +1/+1. If it's a Warrior, it gets +2/+1 instead. Equip {2}

Guardian Idol enters tapped. {T}: Add {C}. {2}: Guardian Idol becomes a 2/2 Golem artifact creature until end of turn.

Equipped creature has double strike. (It deals both first-strike and regular combat damage.) Equip {2} ({2}: Attach to target creature you control....

Other artifact creatures you control get +1/+1.

Vigilance Converge — When this creature enters, you may draw X cards, where X is the number of colors of mana spent to cast this spell. If you draw...

Vigilance Converge — When this creature enters, you may draw X cards, where X is the number of colors of mana spent to cast this spell. If you draw...

Converge — Target player draws X cards, Together as One deals X damage to any target, and you gain X life, where X is the number of colors of mana ...

This land enters tapped unless you control two or more other lands. {T}: Add {U} or {R}.

This land enters tapped unless you control two or more other lands. {T}: Add {G} or {U}.

This land enters tapped unless you control two or more other lands. {T}: Add {G} or {U}.

Converge — When this creature enters, exile target nonland permanent an opponent controls with mana value less than or equal to the number of color...