(Generic)Isekai/Dungeon Test concepts: Virtual Booster

Vosseirn, Mind Drinker    R  Legendary Creature – Vampire Boss Flying 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.) If you would put a card on the bottom of your library, you may reveal that card and exile it instead. If you do, each opponent loses X life and you gain X life, where X is the exiled card's mana value. 3/6	Jvo-Mak's Diadem    U  Artifact – Equipment Reward (If a creature an opponent controls left the battlefield this turn, you may cast this spell for its reward cost..) Whenever the equipped creature deals combat damage to a player, reveal the top card of that player's library. You may put that card on the bottom of that player's library. Equip	Lightning Axe    U  Artifact – Equipment Equipped creature has prowess. Whenever you cast an instant or sorcery, you may sacrifice Lightning Axe. If you do, deal 3 damage to any target. Equip	Boss Fight    U  Instant Bosses you control get +1/+1 until end of turn. Target Boss you control deals damage equal to its power to target creature you don't control.	Long-Feather Angel    C  Creature – Angel Flying ,: Tap target creature an opponent controls. There is no hope of escaping Hwalch's Dungeon. 2/3
Sky Saint's Maneuver    C  Instant Target creature gains flying until end of turn. "I'm never on the ground for long." -Garnieckz the Sky Saint	War Dog's Mask    C  Artifact – Equipment Reward (If a creature an opponent controls left the battlefield this turn, you may cast this spell for its reward cost..) Whenever a creature dealt damage by the equipped creature dies, put a menace counter on the equipped creature and create a Treasure token. Equip	Hwalch's Emisarry    C  Creature – Merfolk Wizard When Hwalch's Emisarry enters the battlefield, target player puts the top two cards of their library into their graveyard. "Welcome to Vanquice" 1/1	Bolkaz's Cackle    C  Sorcery Return target creature to its owner's hand. Then, that creature's owner reveals their hand. Choose a nonland, noncreature card. That player discards that card.	Hravol Road Ghosts    C  Creature – Spirit Flying, lifelink , Exile Hravol Road Ghosts from your graveyard: Gain 2 life. Not all the things of the night want to kill. 2/3
Sorliss, Slime Lord    C  Legendary Creature – Slug Boss Lifelink Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) ,: Target creature gets -1/-1 until end of turn. Up to one target creature you control gains a deathtouch counter. 3/5	Rejection Invocation    C  Instant Counter target spell. If was spent casting Rejection Invocation, that player can't cast spells with the same name as that spell until your next turn.	Blood-Sworn Knight    C  Creature – Vampire Knight Whenever an opponent casts a spell during the combat phase, Blood-Sworn Knight gets +1/+0 and gains first strike until end of turn. 0/3	Dark Elf Blight Hexer    C  Creature – Elf Assassin Sacrifice an enchantment: Target creature gains deathtouch until end of turn. 1/2	Forest    B  Basic Land – Forest

Vosseirn, Mind Drinker (rare)
Jvo-Mak's Diadem (uncommon)
Lightning Axe (uncommon)
Boss Fight (uncommon)
Long-Feather Angel (common)
Sky Saint's Maneuver (common)
War Dog's Mask (common)
Hwalch's Emisarry (common)
Bolkaz's Cackle (common)
Hravol Road Ghosts (common)
Sorliss, Slime Lord (common)
Rejection Invocation (common)
Blood-Sworn Knight (common)
Dark Elf Blight Hexer (common)
Forest (basic)