(Generic)Isekai/Dungeon Test concepts: Virtual Booster

Purgatory Circle    R  Enchantment At the beginning of each endstep, target creature gets -4/-4 until end of turn and you gain 4 life. Sacrifice Purgatory Circle: Exile each player's graveyard. You gain life equal to the number of creature cards exiled this way.	Joyless Shadow    U  Creature – Shade Cleric Flying Whenever you gain life or a Boss enters the battlefield under your control, Joyless Shadow gets +1/+0 until end of turn. 3/1	Yalko, the Unmoved Expression    U  Legendary Creature – Angel boss Flying Tier 2 (Tier 2 creatures aren't legendary as long as you control a Tier 3 or higher creature.) Whenever an opponent casts their first noncreature spell each turn, target permanent you control gains indestructible until end of turn. 3/5	Demon Lord of Grief    U  Creature – Demon Flying At the beginning of your upkeep, each player loses three life unless that player sacrifices a creature. 5/5	Dualor's Second Citizens    C  Creature – Rat , Sacrifice Dualor's Second Citizens: Until end of turn, spells with Reward cost more. Uninterested mortals toil with neither hope nor fear nor hatred. The rats in Dualor have no hesitancy to civilization. 1/1
Foul Rotter    C  Creature – Zombie Whenever Foul Rotter or another Zombie enters the battlefield, up to one target creature you don't control gets -1/-1 until end of turn. You can't target a creature with this ability more than once each turn. 2/2	Blast-Wind Greeting    C  Sorcery Exile all instants and sorcery cards from all graveyards. Then, if ten or more instant and/or sorcery cards were exiled this way, put a flying counter on each Boss you control.	Stone Burial    C  Sorcery Destroy target land and target creature. If you spent casting Stone Burial, exile those permanents instead. "Death was inevitable, the destruction- that is what I forsaw."- Lowi, Fate Prohpet	Driel, the Body Gardener    C  Legendary Creature – Elf Druid Boss Trample Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) Whenever Driel, the Body Gardener or another creature dies, you may pay . If you do, create a 1/1 green Saproling token. 4/4	Noxious Commoner    C  Creature – Elf Peasant Flash, deathtouch Mor Gaush spreads a message of disease. No one needs to be faithful to carry that message. 2/2
Cranawl, Warren Chief    C  Legendary Creature – Goblin Boss Haste Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) Discard an instant or sorcery: Create a 1/1 red Goblin token. You can activate this ability X times per turn, where X is the number of Bosses you control. 2/1	Kerlinn, Inventorist    C  Legendary Creature – Orc Boss Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) At the beginning of your upkeep, you may sacrifice an artifact. If you do, draw a card, each opponent loses 2 life, and you gain 2 life. 2/2	Plans Forseen    C  Instant Reward (If a creature an opponent controls left the battlefield this turn, you may cast this spell for its reward cost..) Counter target spell. If a creature spell was countered this way, tap up to two target creatures that player controls. Otherwise, scry 2.	Psychic Subjugation    C  Instant Draw two cards. Each opponent mills four cards. Lis-Yei may not be able to kill and eat Hwalch if he swam upon the merfolk, the seas are big, and offer time to plan.	Island    B  Basic Land – Island

Purgatory Circle (rare)
Joyless Shadow (uncommon)
Yalko, the Unmoved Expression (uncommon)
Demon Lord of Grief (uncommon)
Dualor's Second Citizens (common)
Foul Rotter (common)
Blast-Wind Greeting (common)
Stone Burial (common)
Driel, the Body Gardener (common)
Noxious Commoner (common)
Cranawl, Warren Chief (common)
Kerlinn, Inventorist (common)
Plans Forseen (common)
Psychic Subjugation (common)
Island (basic)