Everything is quite simple
Even if you dont need the tokens, you could do a lot worse than two white mana to make all of your creatures indestructible
A creature with hexproof cant be the target of spells or abilities your opponents control
Chart shows the price of Mewtwo EX #163 at the end of each month going back as long as we have tracked the item.
You can chain it to some effects that Special Summon a monster specifically in Attack Position (0 ATK "Yang Zing" monsters and "Call of the Haunted"), to have your opponent waste those effects

A white card that can phase out your own creatures (Probably Etherealness or Blink or something like that) A legend with Whenever an Illusion you control dies (A longshot, but Jan Jansen out of Baldurs Gate 2) A cursed version of a previous D&D inspired Magic Card (Bag of Holding, introduced in M20, cursed version: Bag of Devouring ) A new card with the Melee mechanic (???) A card called Ride the Avalanche (Something Icewind Dale related) A card that uses Component Counters (A wizard, perhaps that uses spellcasting components) A land which can remove an artifact, creature, or planeswalker (An astral portal/storm) A brand new Enchant Player curse (???) A creature type: Beholder Skeleton (A Death Tyrant, the undead Beholder-kin) An equipment with Equip Cost 10 (???) A card with the ability Until end of turn, permanents your opponents control gain (One of the Mass spells) A card which grants some of your spells Cascade (Wild Magic) Whats your best guess for the hints