Garl, fetch more corpses
Unfortunately, theres nothing you can really do about that because some types dont exist in the TCG for a variety of reasons notably, to keep the TCG simpler and playable, because 11 Pokemon types are much easier to manage than 18 different ones that all demand different energies to play their movesets
A common middle ground: buy two boxes, open one, keep one sealed
Attacking creatures can't be blocked this turn except by two or more creatures
The combo starts by typically searching or sending "Water Enchantress of the Temple" to GY then using the effect of "Water Enchantress" to search "Rite of Aramesir", which culminates into searching or Summoning "Wandering Gryphon Rider", "Dracoback, the Rideable Dragon, or "Illegal Knight" to provide various disruption effects
With the versatility of modern Magic design, you dont always have to make big sacrifices