xerneas pokemon card ex [Reverse Holo] #64 Mega Evolution – MYNTED KEIICHIRO ITO ME04 Shiny Kalos Tin: Xerneas EX

Delirium At the beginning of your end step, if there are four or more card types among cards in your graveyard, transform this enchantment

That said, you may have a harder time getting this one approved in a Rule-0 conversation

Toolbox Buy This Card Notes and Rules Information for Firestorm: For example, if you discard four cards, you must target four different creatures and/or players

They spend a good chunk of the game catching frogs in Qu's Marsh (there's even a golden frog sidequest), while their main battle ability is actually "Eat" - consuming weakened enemies to learn Blue Magic (enemy skills)

You can look at the Limit Break precon's deckllist by clicking here