Lathliss, Dragon Queen [Core Set 2019]

Lathliss, Dragon Queen [Core Set 2019]Set: Core Set 2019 Type: Legendary Creature Dragon Rarity: Rare Cost: {4}{R}{R} Flying Whenever another nontoken Dragon enters the battlefield under your control, create a 5 5 red Dragon creature token with flying. {1}{R}: Dragons you control get +1 +0 until end of turn.

Mogis deals 2 damage to that player unless they sacrifice a creature

Set: Shadows over Innistrad Tokens Type: Token Artifact — Clue Rarity: Common {2}

Set: Avacyn Restored Type: Sorcery Rarity: Rare Cost: {3}{U}{U} Return all nonland permanents to their owners' hands

The rest you can find

if that player didn't cast a spell this turn

Sacrifice a Saproling: You gain 2 life

When Azorius Herald enters the battlefield

sacrifice Breeding Pit unless you pay {B}{B}

If you're looking for it

{T}: Counter target spell unless its controller pays {1}

its controller reveals cards from the top of their library until they reveal a creature card

creatures you control have swampwalk