Draco

Domain — This spell costs less to cast for each basic land type among lands you control.
Flying
Domain — At the beginning of your upkeep, sacrifice Draco unless you pay . This cost is reduced by for each basic land type among lands you control.

Tromp the Domains

Domain — Until end of turn, creatures you control gain trample and get +1/+1 for each basic land type among lands you control.

Tribal Flames

Domain — Tribal Flames deals X damage to any target, where X is the number of basic land types among lands you control.

Planar Despair

Domain — All creatures get -1/-1 until end of turn for each basic land type among lands you control.

Evasive Action

Domain — Counter target spell unless its controller pays for each basic land type among lands you control.

Exotic Disease

Domain — Target player loses X life and you gain X life, where X is the number of basic land types among lands you control.

Draco

Domain — This spell costs less to cast for each basic land type among lands you control.
Flying
Domain — At the beginning of your upkeep, sacrifice Draco unless you pay . This cost is reduced by for each basic land type among lands you control.

Allied Strategies

Domain — Target player draws a card for each basic land type among lands they control.

Gaea’s Might

Domain — Target creature gets +1/+1 until end of turn for each basic land type among lands you control.

Stratadon

Domain — This spell costs less to cast for each basic land type among lands you control.
Trample

Magnigoth Treefolk

Domain — For each basic land type among lands you control, Magnigoth Treefolk has landwalk of that type. (It can’t be blocked as long as defending player controls a land of that type.)

Tribal Flames

Domain — Tribal Flames deals X damage to any target, where X is the number of basic land types among lands you control.

Power Armor

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

Ordered Migration

Domain — Create a 1/1 blue Bird creature token with flying for each basic land type among lands you control.

Wayfaring Giant

Domain — Wayfaring Giant gets +1/+1 for each basic land type among lands you control.

Exotic Curse

Enchant creature
Domain — Enchanted creature gets -1/-1 for each basic land type among lands you control.

Kavu Scout

Domain — Kavu Scout gets +1/+0 for each basic land type among lands you control.

Collapsing Borders

Domain — At the beginning of each player’s upkeep, that player gains 1 life for each basic land type among lands they control. Then Collapsing Borders deals 3 damage to that player.

Strength of Unity

Enchant creature
Domain — Enchanted creature gets +1/+1 for each basic land type among lands you control.

Wandering Stream

Domain — You gain 2 life for each basic land type among lands you control.

Worldly Counsel

Domain — Look at the top X cards of your library, where X is the number of basic land types among lands you control. Put one of those cards into your hand and the rest on the bottom of your library in any order.

Collective Restraint

Domain — Creatures can’t attack you unless their controller pays for each creature they control that’s attacking you, where X is the number of basic land types among lands you control.