While this may be relevant if you, I dont know, intend to use them to make a cube, or for every single deck you have, it's more than the average player would use
Base Set (1999): The iconic first set, featuring classic Charizard and foundational Pokmon TCG gameplay
When combined with other cards that let you roll extra dice or modify the final result, you can give your creature a serious upgrade in power
For this approach, Chasm Skulker is also a great choice, as it gets a +1/+1 counter whenever you draw a card, before making that many 1/1 Squid Horrors with Islandwalk when it dies
It can also be used to swap in a card that better matches the type of the one in the player's active spot, these supporter cards are useful for turning the battle in the player's favor