Trample

Domain — Whenever Briar Hydra deals combat damage to a player, put X +1/+1 counters on target creature you control, where X is the number of basic land types among lands you control.

Reach, trample

Domain — {5}{G}: Return Llanowar Greenwidow from your graveyard to the battlefield tapped with a finality counter on it. This ability costs {1} less to activate for each basic land type among lands you control.

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

Reach

Domain — When Meria’s Outrider enters the battlefield, it deals damage equal to the number of basic land types among lands you control to any target.

Flying

Domain — Whenever Nael, Avizoa Aeronaut deals combat damage to a player, look at the top X cards of your library, where X is the number of basic land types among lands you control. Put up to one of them on top of your library and the rest on the bottom in a random order. Then if there are five basic land types among lands you control, draw a card.

Domain — Whenever Radha, Coalition Warlord enters the battlefield or becomes tapped, another target creature you control gets +X/+X until end of turn, where X is the number of basic land types among lands you control.

Whenever Radha’s Firebrand attacks, target creature defending player controls with power less than or equal to Radha’s Firebrand’s power can’t block this turn.

Domain — {5}{R}: Radha’s Firebrand gets +2/+2 until end of turn. This ability costs {1} less to activate for each basic land type among lands you control. Activate only once each turn.

Domain — Artillery Blast deals X damage to target tapped creature, where X is 1 plus the number of basic land types among lands you control.

Domain — {1}{G}: Until end of turn, Sunbathing Rootwalla gets +1/+1 for each basic land type among lands you control. Activate only once each turn.

Flying

Domain — Aven Trailblazer’s toughness is equal to the number of basic land types among lands you control.

Domain — Whenever Zar Ojanen, Scion of Efrava enters the battlefield or becomes tapped, put a +1/+1 counter on each creature you control with toughness less than the number of basic land types among lands you control.

Domain — When Bortuk Bonerattle enters the battlefield, if you cast it, choose target creature card in your graveyard. Return that card to the battlefield if its mana value is less than or equal to the number of basic land types among lands you control. Otherwise, put it into your hand.

Trample

Domain — Whenever Briar Hydra deals combat damage to a player, put X +1/+1 counters on target creature you control, where X is the number of basic land types among lands you control.

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.

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

Domain — This spell costs {2} 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 {10}. This cost is reduced by {2} for each basic land type among lands you control.

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

Domain — Each creature gets -X/-X until end of turn, where X is 1 plus the number of basic land types among lands you control.

Domain — Counter target spell unless its controller pays {1} for each basic land type among lands you control.

Enchant creature

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