(Generic)Isekai/Dungeon Test concepts: Virtual Booster

Crúzath, Weight of Fear    R  Legendary Creature – Horror 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 you discard a card, each opponent discards a card. Spells opponents cast cost an additional X life to cast, where X is 7 minus the number of cards in their hand. 5/4	Trail of Poison    U  Sorcery Reward (If a creature an opponent controls left the battlefield this turn, you may cast this spell for its reward cost..) Cast Trail of Poison only if a creature you control dealt combat damage to an opponent this turn. Creatures you don't control get -1/-1 until end of turn.	Fourth-Floor Groveler    U  Creature – God Peasant Exile two cards from your hand: Fourth-Floor Groveler gains indestructible until end of turn. When Fourth-Floor Groveler enters the battlefield, exile target nonland card with a mana value of 4 or less. The Godfolk only live on the fourth floor, and despite their immense power, they all humbly submit to Jhimos, their ruler. 5/5	Disconcert    U  Sorcery Target player reveals their hand. You choose an instant, sorcery, or legendary creature card from that player's hand. That player discards that card.	Frolcic, Gloried Creation    C  Legendary Creature – Zombie Elf Boss Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) At the beginning of each opponent's endstep, if that player didn't play a land this turn, that player loses 2 life and return up to one target land from your graveyard to your hand. 2/2
Cherub of the Ossuary    C  Creature – Angel Skeleton Flying : Return Cherub of the Ossuary from your graveyard to the battlefield tapped. Activate this ability only if a creature you control died this turn. 2/3	Second Floor Surveyor    C  Creature – Lammasu Flying Whenever a permanent you own is exiled, if you control a Boss, scry 1 and create a tapped Treasure token. Hwalch's knowledge extends far beyond the Zevbrenkh Sea. 3/3	Glory-Wrought Golem    C  Artifact Creature – Golem Reward (If a creature an opponent controls left the battlefield this turn, you may cast this spell for its reward cost..) : Glory-Wrought Golem can’t be blocked by nonlegendary creatures until end of turn. 3/4	Adventurercatcher    C  Creature – Plant Whenever a land enters the battlefield under your control, gain 1 life. If a Lair entered the battlefield, Adventurercatcher gets +1/+0 until end of turn. 0/1	Barbs of Pain    C  Enchantment – Aura Enchant creature Whenever enchanted creature attacks, nonmana abilities of permanents opponents control cost an additional 2 life to activate until end of turn.
Duties Advocate    C  Creature – Elf Cleric Whenever a creature you control becomes enchanted, put a vigilance counter on that creature. 2/1	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	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.	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.	Plains    B  Basic Land – Plains

Crúzath, Weight of Fear (rare)
Trail of Poison (uncommon)
Fourth-Floor Groveler (uncommon)
Disconcert (uncommon)
Frolcic, Gloried Creation (common)
Cherub of the Ossuary (common)
Second Floor Surveyor (common)
Glory-Wrought Golem (common)
Adventurercatcher (common)
Barbs of Pain (common)
Duties Advocate (common)
Loot Scout (common)
Blast-Wind Greeting (common)
Demonic Arrogance (common)
Plains (basic)