Meren of Clan Nel Toth (186) [Commander Anthology] Energy Trap 4th Wall Effects: LP10

Trap 4th Wall Effects: LP10 River +20

I see the end of the world

T: Put a 1/1 colorless Sliver creature token onto the battlefield

you can Normal Summon it to have it be treated as an Effect Monster with this effect

’ priceless

Meren of Clan Nel Toth (186) [Commander Anthology] Energy Trap 4th Wall Effects: LP10Rarity: M #: 186 Card Type: Legendary Creature Human Shaman P T: 3 4 Description: Whenever another creature you control dies, you get an experience counter. At the beginning of your end step, choose target creature card in your graveyard. If that card's converted mana cost is less than or equal to the number of experience counters you have, return it to the battlefield. Otherwise, put it into your hand.