(Generic)Isekai/Dungeon Test concepts: Virtual Booster

Orv Ad, the Doom    R  Legendary Creature – Werewolf Boss Ward- Discard a card, pay 2 life, and 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 a creature you control other than Orv Ad, the Doom becomes the target of a spell or ability you don't control, destroy target nonland permanent with a mana value of 3 or less that player controls. 5/5	Mutagenic Morph    U  Instant Target creature becomes a 4/4 green Beast until end of turn. If that creature is a Boss you control, it gains a +1/+1 counter and has hexproof until end of turn.	Leveled Resistance    U  Enchantment – Aura Enchant creature Enchanted creature can't be the target of spells you don't control with a mana value of 2 or less.	Anti-Mystic Barrier    U  Instant Counter target noncreature spell. If you control a blue Boss, each opponent reveals their hand. If you control a white Boss, gain life equal to mana value of the spell countered this way.	Demonic Arrogance    C  Enchantment – Aura Enchant creature Enchanted creature gets +3/+0 and has menace. When Demonic Arrogance is put into the graveyard from the battlefield you may pay 3 life. If you do, target creature gets -3/-3 until end of turn.
Steal From the Dead    C  Instant Exile target card from a graveyard. If a creature card was exiled this way, create a tapped 1/1 green Saproling token. Otherwise, create a tapped Treasure token.	Reaper's Rondo    C  Sorcery Each opponent sacrifices a creature. If a nontoken creature was sacrificed this way, target creature you control gets +2/+0 until end of turn.	Rassuria, Quichayan Terror    C  Legendary Creature – Basilisk Boss Menace, hexproof Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) : Rassuria, Quichayan Terror gains deathtouch until end of turn. When Rassuria dies, you may put a menace or a hexproof counter on target Boss. 3/3	Driel's Herald    C  Creature – Hydra Driel's Herald enters the battlefield with a +1/+1 counter on it for each Boss you control. Remove a +1/+1 counter from Driel's Herald: Driel's Herald gains indestructible until end of turn. 0/0	Bolkaz, Distant Terror    C  Legendary Creature – Nightmare Boss Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) : Until end of turn, when Bolkaz, Distant Terror deals combat damage to an opponent, that player mills two cards. When Bolkaz dies, if an opponent has fifteen or more cards in their graveyard, you may cast a Boss from your hand as if it had flash for less. 3/5
Wind-Palm Green Belt    C  Creature – Human Monk Whenever you cast an instant or sorcery spell you may pay . If you do, tap target creature. Zialk is a master of every style, but many of his students have yet to master one. 2/1	Blillip, Hell-Scaler    C  Legendary Creature – Goat Boss Whenever you cast a spell from exile, scry 1. Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) ,: Destroy target artifact. Target creature you control gains a first strike counter. 3/5	Guisarme Vanguard    C  Creature – Human Soldier When Guisarme Vanguard enters the battlefield, create a 1/1 white Soldier token if you control a Boss. "For Preshayja!" 2/1	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	Swamp    B  Basic Land – Swamp

Orv Ad, the Doom (rare)
Mutagenic Morph (uncommon)
Leveled Resistance (uncommon)
Anti-Mystic Barrier (uncommon)
Demonic Arrogance (common)
Steal From the Dead (common)
Reaper's Rondo (common)
Rassuria, Quichayan Terror (common)
Driel's Herald (common)
Bolkaz, Distant Terror (common)
Wind-Palm Green Belt (common)
Blillip, Hell-Scaler (common)
Guisarme Vanguard (common)
Sky Saint's Maneuver (common)
Swamp (basic)