Kiki-Jiki, Mirror Breaker [Jumpstart 2022] Arena League 2002 Set: Commander 2019 Type: Sorcery

Set: Commander 2019 Type: Sorcery Rarity: Uncommon Cost: {3}{U/P} ({U/P} can be paid with either {U} or 2 life

Set: Oversize Cards Type: Creature — Hydra Beast Rarity: Rare Cost: {X}{G} Feral Hydra enters the battlefield with X +1/+1 counters on it

But where is the source

Armageddon Clock deals damage equal to the number of doom counters on it to each player

Kiki-Jiki, Mirror Breaker [Jumpstart 2022] Arena League 2002 Set: Commander 2019 Type: SorcerySet: Jumpstart 2022 Type: Legendary Creature Goblin Shaman Rarity: Mythic Cost: {2}{R}{R}{R} Haste {T}: Create a token that's a copy of target nonlegendary creature you control, except it has haste. Sacrifice it at the beginning of the next end step. Wanna see a neat trick?