Spooky20

Whenever this creature attacks, you may pay {W}. If you do, tap target creature an opponent controls.

This land enters tapped. {T}: Add {B} or {G}.

{T}: Add {B} or {G}. {B}{G}, {T}, Sacrifice this artifact: Draw a card.

Target creature gets -4/-2 until end of turn.

Choose target creature. Mill four cards, then that creature gets -1/-1 until end of turn for each land card in your graveyard.

{T}: Add {U} or {B}. {U}{B}, {T}, Sacrifice this artifact: Draw a card.

Flash (You may cast this spell any time you could cast an instant.) When this creature enters, you may return another target creature you control t...

Destroy target creature with defender.

Battalion — Whenever this creature and at least two other creatures attack, this creature gains lifelink until end of turn. (Damage dealt by a crea...

When this creature enters, return a land you control to its owner's hand.

This land enters tapped. {T}: Add {R} or {W}.

{T}: Add {R} or {W}. {R}{W}, {T}, Sacrifice this artifact: Draw a card.

This creature can't be blocked except by creatures with defender.

{G}{U}: This creature gets +2/+2 and gains flying until end of turn. Activate only once each turn.

Trample Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on ...

This land enters tapped. {T}: Add {W} or {U}.

{T}: Add {W} or {U}. {W}{U}, {T}, Sacrifice this artifact: Draw a card.

Monocolored creatures can't block this turn.

{8}: Target creature gets +5/+5 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Welding Sparks deals X damage to target creature, where X is 3 plus the number of artifacts you control.

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {U} or {R}.