(Generic)Isekai/Dungeon Test concepts: Virtual Booster

Driel's Boasting Challenger    C  Creature – Elf Warrior When Driel's Boasting Challenger enters the battlefield, you may put a Lair from your hand onto the battlefield. Sacrifice a Lair,: Put a +1/+1 counter on target creature. If that creature is a Boss, put two +1/+1 counters on it instead. 2/1	No Tears    R  Enchantment Creatures dying and cards exiting graveyards don't cause abilities to trigger. ,Sacrifice: If damage reduce your life total to zero or less this turn, your life becomes seven and prevent all damage that would be dealt to you this turn.	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	Banishing Light    U  Enchantment When Banishing Light enters the battlefield, exile target nonland permanent an opponent controls until Banishing Light leaves the battlefield.	Aether-Formed Spellbook    U  Enchantment – Aura Reward (If a creature an opponent controls left the battlefield this turn, you may cast this spell for its reward cost..) Enchant creature Whenever a player draws a card other than the first card they draw each turn, enchanted creature gets +1/+1 until end of turn.
Bolkaz's Cackle    C  Sorcery Return target creature to its owner's hand. Then, that creature's owner reveals their hand. Choose a nonland, noncreature card. That player discards that card.	Spell-Stream Dragon    C  Creature – Dragon Flying As long as Spell-Stream Dragon is tapped, instants and sorceries you cast cost less. 4/4	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.	Tripwire Trap    C  Enchantment Sacrifice Tripwire Trap: Tap target creature, then you may tap an additional creature for each Boss you control. Activate this ability only during an opponent's turn unless you control one or more Lairs.	True-Death Taipan    C  Creature – Snake Deathtouch : Until end of turn, damage dealt by True-Death Taipan can't be prevented. : Until end of turn, if a creature dealt damage by True-Death Taipan would die, exile that creature instead. 1/1
Grasp of Death    C  Instant Grasp of Death costs less if Grasp of Death targets a nonlegendary creature. Destroy target creature.	Gold-Horn Ox    C  Creature – Ox When Gold-Horn Ox enters the battlefield, any player may have you create three Treasure tokens. If they do, that player gains control of Gold-Horn Ox. , Sacrifice Gold-Horn Ox: Draw two cards. 0/4	Kerlinn, Inventorist    C  Legendary Creature – Orc Boss Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) At the beginning of your upkeep, you may sacrifice an artifact. If you do, draw a card, each opponent loses 2 life, and you gain 2 life. 2/2	Zerx, Stinky Zombie    C  Legendary Creature – Zombie Boss Deathtouch, haste Tier 1 (Tier 1 creatures aren't legendary as long as you control a Tier 2 or higher creature.) When Zerx, Stinky Zombie dies, you pay . If you do, each opponent loses 1 life. 3/3	Swamp    B  Basic Land – Swamp

Driel's Boasting Challenger (common, foil)
No Tears (rare)
Demon Lord of Sadness (uncommon)
Banishing Light (uncommon)
Aether-Formed Spellbook (uncommon)
Bolkaz's Cackle (common)
Spell-Stream Dragon (common)
Severing Slash (common)
Tripwire Trap (common)
True-Death Taipan (common)
Grasp of Death (common)
Gold-Horn Ox (common)
Kerlinn, Inventorist (common)
Zerx, Stinky Zombie (common)
Swamp (basic)