(Generic)Isekai/Dungeon Test concepts: Virtual Booster

Future Twist    R  Instant Reveal the top five cards of your library. Choose up to one creature card from among them. If you do, target creature you control becomes a copy of that creature until end of turn. Then, an opponent chooses two cards revealed this. Add those cards to your hand, and put the rest into your graveyard.	Ancient Air Elemental    U  Creature – Elemental Flying : Another target creature with flying can't be blocked until end of turn. "You call yourself king of the skies when you can't even fly as good as your own minions?" -Garnieckz the Sky Saint 7/7	Light Elf Hierophant    U  Creature – Elf Shaman At the beginning of your upkeep, scry X, where X is the number of enchantments you control. 1/2	Illusionist Assailant    U  Creature – Cephalid Wizard Rogue Whenever Illusionist Assailant deals combat damage to a player, create a 0/1 blue Cephalid token with defender. Illusionist Assailant has hexproof and can't be blocked as long as you control another cephalid. 2/1	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
Sojoux, Vampiric Stiletto    C  Legendary Artifact – Equipment Equipped creature gets +1/+0. At the beginning of your endstep, if a creature that was dealt damage by the equipped creature died this turn, lose 2 life and put a +1/+1 counter on the equipped creature. Equip , pay 2 life	Collection Persecutor    C  Creature – Goblin Shaman Collection Persecutor can’t block. : Collection Persecutor gets +1/+0 for each artifact your opponents control. Activate this ability only once each turn. 2/2	Steal From the Skies    C  Instant Until end of turn target creature gains hexproof and "when this creature deals combat damage to a creature with flying, draw a card."	Axe Guardian    C  Creature – Human Warrior Vigilance Whenever Axe Guardian blocks one or more creatures, Axe Guardian gets +2/+2 until end of turn. "Greetings to Dualor, the largest city of the second floor." 2/4	Knife Tyrant Crab    C  Creature – Crab You may spend mana as though it were to pay for equip costs that target Knife Tyrant Crab. 4/4
Banshee's Wail    C  Sorcery Each opponent reveals their hand. Choose a creature from any one of them. That player discards that card. When a creature card is discarded this way, target creature that player controls gets -X/-X until end of turn, where X is the discarded creature's mana value.	Haldim Great Rat    C  Creature – Rat ,: Exile target creature from an opponent's graveyard and put a +1/+1 counter on Haldim Great Rat. 2/1	Severing Slash    C  Instant As an additional cost to cast Severing Slash, an attacking creature you control doesn't untap during its controller's next untap step. Deal 7 damage to target creature and destroy all artifacts attached to that creature.	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."	Island    B  Basic Land – Island

Future Twist (rare)
Ancient Air Elemental (uncommon)
Light Elf Hierophant (uncommon)
Illusionist Assailant (uncommon)
Secret Enemy (common)
Sojoux, Vampiric Stiletto (common)
Collection Persecutor (common)
Steal From the Skies (common)
Axe Guardian (common)
Knife Tyrant Crab (common)
Banshee's Wail (common)
Haldim Great Rat (common)
Severing Slash (common)
Monstrous Mist Form (common)
Island (basic)