(Generic)Isekai/Dungeon Test concepts: Virtual Booster

Midnight Slash    R  Instant Destroy target creature. Then, if you have no cards in your hand, search its owner's graveyard, hand, and library for all cards with the same name as that card and exile them. Then that player shuffles.	Doulyan, Untamed Prince    U  Legendary Creature – Horse Boss vigilance Tier 2 (Tier 2 creatures aren't legendary as long as you control a Tier 3 or higher creature.) Whenever Doulyan, Untamed Prince attacks, you may put a vigilance counter on up to one other target Boss you control and untap it. 3/6	Dungeon Hallways Guardian {]    U  Creature – Hydra Minion Dungeon Hallways Guardian enters the battlefield with a +1/+1 on it for each Boss you control. Whenever a Boss enters the battlefield under your control, put a +1/+1 counter on Dungeon Hallways Guardian. 1/1	Lair of the Fitful Tyrant    U  Land – Lair Lair of the Fitful Tyrant enters the battlefield tapped. If you control a Boss, when Lair of the Fitful Tyrant enters the battlefield you may sacrifice a basic land. If you do, Lair of the Fitful Tyrant enters the battlefield untapped. : Add or	Soaring Combat Rush    C  Sorcery Until end of turn target creature can't be blocked by creatures with a power of 2 or less, another target creature can't block, and another target creature gains flying until end of turn.
Pincer Maneuver    C  Instant Target two creatures you control get +2/+2 until end of turn. If was spent casting Pincer Maneuver, those creatures can't be blocked by creatures with a power of 2 or less until end of turn. If was spent casting Pincer Maneuver, those creatures gain flying until end of turn.	Wings of Yswang    C  Enchantment – Aura Enchant creature Enchanted creature and has flying and lifelink. , Sacrifice Wings of Yswang and the enchanted creature: Create a 4/4 white angel token with flying.	Ambrussan Sentinel    C  Creature – Centaur Knight When Ambrussan Sentinel enters the battlefield, target Boss you control gains first strike and trample until end of turn. "I'll serve the lord the Ambrussan woods, whoever that may be." 4/4	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.	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
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	Sleep Song Siren    C  Creature – Siren Wizard Flying Whenever you cast an enchantment spell, you may tap target creature. 1/2	Arnz, Horned Obnoxiousness    C  Legendary Creature – Rhino Boss Whenever Arnz, Horned Obnoxiousness deals combat damage to a player, create a 1/1 green Saproling token. Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) ,: Return a basic land or Lair from your graveyard to the battlefield tapped and put a reach counter on up to one target creature. 3/5	Dragon Fodder    C  Sorcery Create two 1/1 red Goblin creature tokens. Being Warussen's meal is far more merciful than the adventurers that come into the Crypt of Haldim.	Island    B  Basic Land – Island

Midnight Slash (rare)
Doulyan, Untamed Prince (uncommon)
Dungeon Hallways Guardian (uncommon)
Lair of the Fitful Tyrant (uncommon)
Soaring Combat Rush (common)
Pincer Maneuver (common)
Wings of Yswang (common)
Ambrussan Sentinel (common)
Reaper's Rondo (common)
Chol-Nini, Whirling Embers (common)
Hravol Road Ghosts (common)
Sleep Song Siren (common)
Arnz, Horned Obnoxiousness (common)
Dragon Fodder (common)
Island (basic)