Spell Blast [30th Anniversary Edition] SPA Viuda lugubre juvenil Sacrifice all tokens created this

Sacrifice all tokens created this way at the beginning of the next end step

Discard a card: Jaya Ballard deals 6 damage to each creature and each player

Set: Jumpstart Type: Artifact Creature — Scarecrow Cost: null Vigilance

but I've never seen anything like it

Set: Invasion Type: Creature — Minion Rare Cost: {2}{B} {2}{U}{U}: Exchange control of Phyrexian Infiltrator and target creature

Spell Blast [30th Anniversary Edition] SPA Viuda lugubre juvenil Sacrifice all tokens created thisSet: 30th Anniversary Edition Type: Instant Rarity: Common Cost: {X}{U} Counter target spell with mana value X. (For example, if that spell's mana cost is {3}{U}{U}, X is 5.)