(Generic)Isekai/Dungeon Test concepts: Virtual Booster

Don the Armory    C  Sorcery Target creature gets +1/+1 for each nontoken artifact you control.	Arvahnce of Bubbling Bile    R  Legendary Creature – Demon Boss Flying, menace 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 Arvahnce of Bubbling Bile or another creature you control dies, each opponent loses 2 life and you gain 2 life. 5/5	Siquahi, Life-Taker    U  Legendary Creature – Human Warlock Boss Tier 2 (Tier 2 creatures aren't legendary as long as you control a Tier 3 or higher creature.) Whenever a creature you control dies, put a +1/+1 counter on Siquahi, Life-Taker and gain 1 life. Remove two +1/+1 counters: Siquahi gains indestructible until end of turn. Activate this ability only during your turn. 2/2	Fetching Pelican    U  Creature – Bird Flying When Fetching Pelican dies, if you control a blue or a white Boss, you may return up to one target artifact card from your graveyard to your hand. 2/2	Demon Lord of Sadness    U  Creature – Demon Flying At the beginning of your upkeep, each player loses 3 life unless that player has each creature they control get -1/-1 until end of turn. 5/5
Scout's Smoke Trick    C  Instant Prevent all combat damage that would be dealt this turn. If you control at least two tapped creatures, Scry 1.	Lair of Patient Zero    C  Land – Lair Lair of Patient Zero enters the battlefield tapped. : Add or . ,: Each creature you control with a Tier gets +1/+1 until end of turn.	Choose Your Specialty    C  Sorcery Chooses 1– ●Destroy up to one target artifact, up to one target enchantment, and up to one target creature with flying. ●Create a 2/2 green Bear token, return a creature, artifact, enchantment, or land from your graveyard to your hand, and distribute two +1/+1 among any number of target creatures you control.	Club-Clunk Vanguard    C  Creature – Giant Warrior Haste Whenever you cast a spell for its reward cost, Club-Clunk Vanguard gains trample until end of turn. 6/5	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."
Violent Transference    C  Sorcery Destroy target nonland permanent with a mana value of three or less and return target card with a mana value of 3 or less from your graveyard to your hand.	Encroaching Black Miasma    C  Instant Target creature gets -2/-2 until end of turn and another target creature gets -1/-1 until end of turn.	Shepherd of the Fallen    C  Creature – Angel Flying When Shepherd of the Fallen enters the battlefield, gain 1 life for each creature card in your graveyard. 3/5	Mylis, Silver Warden    C  Legendary Creature – Fox Boss Vigilance Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) ,: Destroy target enchantment and put a +1/+1 counter on up to one target creature. 3/5	Island    B  Basic Land – Island

Don the Armory (common, foil)
Arvahnce of Bubbling Bile (rare)
Siquahi, Life-Taker (uncommon)
Fetching Pelican (uncommon)
Demon Lord of Sadness (uncommon)
Scout's Smoke Trick (common)
Lair of Patient Zero (common)
Choose Your Specialty (common)
Club-Clunk Vanguard (common)
Monstrous Mist Form (common)
Violent Transference (common)
Encroaching Black Miasma (common)
Shepherd of the Fallen (common)
Mylis, Silver Warden (common)
Island (basic)