(Generic)Isekai/Dungeon Test concepts: Virtual Booster

Omz, Light Elf Progenitor    R  Legendary Creature – Elder Elf 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, reveal the top five cards of your library. Each creature revealed this way into your hand and the rest on the bottom of your library in any order. Shuffle five creatures into their owner's libraries: Return Omz, Light Elf Progenitor from your graveyard to the battlefield. 5/5	Naughty No    U  Instant Cast Naughty No only if a creature an opponent controls dealt combat damage to you this turn. Target player loses life equal to the power of target creature that dealt combat damage to you this turn. You gain life equal to the toughness of target creature you control.	Blood Ritual Warlock    U  Creature – Elf Warlock When Blood Ritual Warlock enters the battlefield, each player sacrifices a creature. : Blood Ritual Warlock gets +X/+X until end of turn where X is the number of creatures that died this turn. 2/2	Strong Mana Staff    U  Artifact At the beginning of each player's untap step, untap Strong Mana Staff if you control a blue Boss. ,: Target instant or sorcery gains "This spell can't be countered by spells or abilities.	Spear Master's Strike    C  Instant Deal 4 damage to target creature or planeswalker. If you control a legendary creature, this damage can't be prevented. "Range is everything." -Kairu, the Spear Master
Psychedelic Stew    C  Artifact – Food Reward (If a creature an opponent controls left the battlefield this turn, you may cast this spell for its reward cost..) ,.”, Sacrifice this artifact: You gain 3 life. ,: Scry 1	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	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	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.	Treasure-Breaker Lion    C  Creature – Cat Haste, vigilance When Treasure-Breaker Lion enters the battlefield destroy target artifact and gain 4 life. While the fields of Evroheild have seen many wars, the lions destroy most of the treasure when they eat the bodies that carried it. 3/4
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.	Plans Forseen    C  Instant Reward (If a creature an opponent controls left the battlefield this turn, you may cast this spell for its reward cost..) Counter target spell. If a creature spell was countered this way, tap up to two target creatures that player controls. Otherwise, scry 2.	Sad Laugh    C  Instant Destroy target creature with a power of 2 or less unless its controller discards a card.	Untouched Abandoned    C  Creature – Horror Flash When Untouched Abandoned enters the battlefield, cards in your hand with Reward may be cast as if they had flash until end of turn. "I'm sure there's a reason no one ventures into these ancient ruins." -Eshmoon the Healer 1/3	Forest    B  Basic Land – Forest

Omz, Light Elf Progenitor (rare)
Naughty No (uncommon)
Blood Ritual Warlock (uncommon)
Strong Mana Staff (uncommon)
Spear Master's Strike (common)
Psychedelic Stew (common)
Mylis, Silver Warden (common)
Hwalch's Emisarry (common)
Barbs of Pain (common)
Treasure-Breaker Lion (common)
Violent Transference (common)
Plans Forseen (common)
Sad Laugh (common)
Untouched Abandoned (common)
Forest (basic)