(Generic)Isekai/Dungeon Test concepts: Virtual Booster

Brik and Ysho, Peasant and Canker    R  Legendary Creature – Elf Devil Boss Tier 3 (Tier 3 creatures aren't legendary as long as you control a Tier 4 creature. Creature spells you cast with Tier 1 cost less to cast.) Whenever Brik and Ysho, Peasant and Canker or another Boss you control deals combat damage to a player, exile the top card of your library. Until end of turn, you may play cards exile this way. If you play a Lair or a Boss this way, lose 1 life and put a +1/+1 counter, first strike counter, trample counter, vigilance counter, or deathtouch counter on Brik and Ysho. 3/2	Paralyzing Jelly    U  Creature – Jellyfish Defender Whenever a creature is dealt combat damage by Paralyzing Jelly, tap that creature. That creature doesn't untap during its controller's next untap step. : Destroy target tapped creature that was dealt damage by Paralyzing Jelly. You gain 5 life. 1/5	Blessing of Ruin    U  Enchantment – Aura Enchant creature Whenever enchanted creature deals combat damage to a player, you may destroy target artifact or enchantment that player controls. Sacrifice an artifact or enchantment: Return Blessing of Ruin from your graveyard to your hand.	Ethlaux, Pure Service    U  Legendary Creature – Phoenix Boss Flying Tier 2 (Tier 2 creatures aren't legendary as long as you control a Tier 3 or higher creature.) At the beginning of your endstep, if two or more other creatures dealt an opponent combat damage, you may return Ethlaux, Pure Service from your graveyard to the battlefield tapped. 4/3	Giant Growth    C  Instant Target creature gets +3/+3 until end of turn. "My strength is through the roof, and as of now, so is my body." -Kairu, Spear Master
Migraine Halo    C  Enchantment – Aura Curse Enchant player Whenever the enchanted player is dealt combat damage, that player mills two cards unless they lose 1 life instead.	Glopsci, Tentacles in Everything    C  Legendary Creature – Octopus Boss Whenever Glopsci, Tentacles in Everything deals combat damage to a player, tap target nonland permanent that player controls. That permanent doesn't untap during its controller's next untap step. Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) ,: Return target tapped nonland permanent to its owner's hand. 3/5	Su-Ahman, Thieving Wing    C  Legendary Creature – Drake Boss Flying Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) : Until end of turn, target creature with flying you control gain "Whenever this creature deals combat damage to a player, draw a card, then discard a card." 3/3	Loot Scout    C  Creature – Goblin Scout Whenever Loot Scout deals combat damage to a player, create a tapped Treasure token. Loot can be found anywhere by those who know where to look. 1/1	Untouched Abandoned    C  Creature – Horror Flash When Untouched Abandoned enters the battlefield, cards in your hand with Reward may be cast as if they had flash until end of turn. "I'm sure there's a reason no one ventures into these ancient ruins." -Eshmoon the Healer 1/3
Monstrous Mist Form    C  Instant Exile target creature you control. Create a 4/4 blue and green Illusion token with trample "At the beginning of your endstep, exile this creature. If this creature is exiled this way, return the creature you exiled casting Monstrous Mist Form to the battlefield tapped."	Fox Fury Cloak    C  Artifact – Equipment Whenever an enchantment exits the battlefield, equipped creature gets +1/+1 and gains vigilance until end of turn. Equip Equip Pay this cost only if a Boss died this turn	Swirl of Disintegration    C  Sorcery Target opponent sacrifices a creature and enchantment they control.	Hinterland Hell Raiser    C  Creature – Human Barbarian Hinterland Hell Raiser enters the battlefield with a trample and a reach counter if an artifact card you don't own entered a player's graveyard this turn. 2/2	Island    B  Basic Land – Island

Brik and Ysho, Peasant and Canker (rare)
Paralyzing Jelly (uncommon)
Blessing of Ruin (uncommon)
Ethlaux, Pure Service (uncommon)
Giant Growth (common)
Migraine Halo (common)
Glopsci, Tentacles in Everything (common)
Su-Ahman, Thieving Wing (common)
Loot Scout (common)
Untouched Abandoned (common)
Monstrous Mist Form (common)
Fox Fury Cloak (common)
Swirl of Disintegration (common)
Hinterland Hell Raiser (common)
Island (basic)