Invasion

Geothermal Crevice enters the battlefield tapped. {T}: Add {R}. {T}, Sacrifice Geothermal Crevice: Add {B}{G}.

Elfhame Palace enters the battlefield tapped. {T}: Add {G} or {W}.

Coastal Tower enters the battlefield tapped. {T}: Add {W} or {U}.

{T}: Add {C}. {T}, Sacrifice Archaeological Dig: Add one mana of any color.

Whenever an opponent casts a multicolored spell, you gain 4 life.

Ancient Spring enters the battlefield tapped. {T}: Add {U}. {T}, Sacrifice Ancient Spring: Add {W}{B}.

Multicolored spells cost up to {2} less to cast.

When Tsabo's Web enters the battlefield, draw a card. Each land with an activated ability that isn't a mana ability doesn't untap during its contr...

{T}: Add {R} or {G}.

{1}, Sacrifice Treva's Attendant: Add {G}{W}{U}.

{T}: Add {G} or {W}.

Tek gets +0/+2 as long as you control a Plains, has flying as long as you control an Island, gets +2/+0 as long as you control a Swamp, has first s...

Whenever Sparring Golem becomes blocked, it gets +1/+1 until end of turn for each creature blocking it.

{T}: Add {W} or {U}.

{1}, Sacrifice Rith's Attendant: Add {R}{G}{W}.

You gain 3 life. Draw a card.

Domain — {3}, {T}: Target creature gets +1/+1 until end of turn for each basic land type among lands you control.

{6}, {T}: Search your library for a card, put that card into your hand, then shuffle.

{T}, Pay 1 life: Add one mana of any color.

Sacrifice a creature: Add one mana of any color.

Flying {T}: Add one mana of any color.

Creatures with power 1 or less don't untap during their controllers' untap steps.

{1}, Sacrifice Dromar's Attendant: Add {W}{U}{B}.

{T}: Add {U} or {B}.