[FEATURE] Invoke: Virtual Booster

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15 random cards from the set.
You could alternatively have a booster in the usual rarity pattern.
 U 
Creature – Turtle Wizard
Whenever Student of Ysvon enters the battlefield or becomes tapped, invoke lore.
1/2
 U 
Creature – Human Warlock
Deathtouch
Whenever Serpent's Servitor enters the battlefield or dies, invoke nether.
1/1
 C 
Instant
Creatures you control get +1/+0 this turn. Invoke Grozzokoth.
 M 
Legendary Creature – Turtle Wizard
Whenever you invoke lore, cast up to one noncreature spell you own from outside the game.
1/5
 C 
Instant
Put a land from your hand onto the battlefield tapped. Invoke land.
 C 
Instant
As an additional cost to cast this spell, pay 2 life.
Draw a card and invoke nether.
 M 
Legendary Creature – God
Indestructible
Tyrs, the God of All-Battle cannot be cast unless you've invoked God three or more times this turn.
When Tyrs enters the battlefield, destroy all creatures you don't control.
Whenever you invoke God, create a 2/2 white Dwarf Knight creature token.
10/10
 C 
Instant
Create a 2/2 white Dwarf creature token and invoke God.
 M 
Legendary Creature – Bugbear
Haste
Grozzokoth, the War-Emperor cannot be cast unless you've invoked Grozzokoth three or more times this turn.
When Grozzokoth enters the battlefield, it deals 10 damage to any target.
Whenever you invoke Grozzokoth, create two 1/1 red Bugbear creature tokens with haste.
8/6
 C 
Enchantment
Whenever you invoke lore, tap or untap target nonland permanent.‎ (You invoke lore when you cast your third spell in a turn)
 U 
Creature – Half-Elf Archer
Reach
Whenever Gessavine's Bowman enters the battlefield or blocks, invoke land.
2/3
 C 
Enchantment
Whenever you invoke land, scry 1.‎ (You invoke land when you play a land card)
"Aye, we're lost in the jungle! But, I've spotted something up ahead!"
 C 
Instant
Each player draws two cards. Invoke lore.
 M 
Legendary Creature – Snake Demon
Whenever you invoke nether, search your library for a nether card and put it into your hand.
3/3
 M 
Legendary Creature – Half-Elf Druid
Whenever you invoke land, permanents you control gain indestructible until your next turn.
2/4

Student of Ysvon (uncommon)
Serpent's Servitor (uncommon)
War Chant (common)
Ysvon Eldershell (mythic)
Druidic Surge (common)
Forbidden Secrets (common)
Tyrs, the God of All-Battle (mythic)
Divine Recruitment (common)
Grozzokoth, the War-Emperor (mythic)
Circle of Control (common)
Gessavine's Bowman (uncommon)
Navigator's Talent (common)
Shared Learning (common)
Dark Prince Belzamon (mythic)
Archdruid Gessavine (mythic)