(Generic)Isekai/Dungeon Test concepts: Virtual Booster

Tsoshi, the Insatiable    R  Legendary Creature – Vampire Peasant 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.) At the beginning of your upkeep, players with more than three cards in their hand lose 3 life, players with more than 3 lands lose 3 life, and players who control creatures with a power or toughness greater than 3 lose 3 life. 3/3	Canticle of Cacophony    U  Enchantment – Aura Enchant creature Whenever enchanted creature attacks, tap a creature the defending player controls at random. Whenever the enchanted creature blocks, creatures being blocked by the enchanted creature get -3/-0 until end of turn.	Blessing of Caustic Slime    U  Enchantment – Aura Enchant creature At the beginning of your endstep, remove any number of counters from the enchanted creature. For each counter removed this way, you may destroy target artifact or enchantment.	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	Secret Enemy    C  Creature – Beast Barbarian Flash Secret Enemy can't be countered by spells or abilities. If a creature you control left the battlefield this turn, Secret Enemy costs less to cast. 3/3
Molten-Shot Mystic    C  Creature – Human Shaman : Deal 1 damage to any target. If a permanent dealt damage this way would die, exile it instead. 2/2	Pleya's Strike    C  Sorcery Until end of turn, target creature gains "Whenever this creature deals combat damage to a player, draw a card." The Murky Murderer's bites can draw more than just blood.	Shaped by the Past    C  Enchantment At the beginning of your endstep, if you have seven or more cards in your graveyard, Scry 1.	Chol-Nini, Whirling Embers    C  Legendary Creature – Efreet Boss Flying, First strike Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) : Chol-Nini, Whirling Embers gains hexproof until end of turn. Activate this ability only if Chol-Nini is tapped and you control an untapped creature. When Chol-Nini dies, you may put a flying or first strike counter on target Boss. 3/3	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
Consecrating Dance    C  Sorcery As you cast Consecrating Dance, you may pay . Gain 5 life. If you spent black or green mana casting Consecrating Dance, exile up to two target cards from an opponent's graveyard.	Rumblo's Armorer    C  Creature – Goblin Minion Haste When Rumblo's Armorer dies, you may attach equipment at instant speed until end of turn. "A spear? We'll need these shields, and a hammer to break the shaft." -Rumblo, Second Floor Boss 1/1	Rupture the Future    C  Sorcery Target opponent discards two cards. Create a Treasure token for each Boss discarded this way.	Tide Reader    C  Creature – Merfolk Wizard When Tide Reader enters the battlefield, draw three cards. 4/6	Plains    B  Basic Land – Plains

Tsoshi, the Insatiable (rare)
Canticle of Cacophony (uncommon)
Blessing of Caustic Slime (uncommon)
Ethlaux, Pure Service (uncommon)
Secret Enemy (common)
Molten-Shot Mystic (common)
Pleya's Strike (common)
Shaped by the Past (common)
Chol-Nini, Whirling Embers (common)
Hwalch's Emisarry (common)
Consecrating Dance (common)
Rumblo's Armorer (common)
Rupture the Future (common)
Tide Reader (common)
Plains (basic)