aeons end card sleeves Aeon's End: The Descent by Indie Boards and Cards Everything you need to protect your board game. Aeons End Dividers - Etsy

Giving your earth minions an extra +1 is useful, but being able to also summon these minions to your opponents sites is extremely powerful

Attacking with just Klauth

SR Super Rare Fish Sonar X SPELL Add 1 Level 7 or lower monster from your Deck to your hand, that mentions "Umi", or is a WATER Normal Monster, then if "Umi" is on the field, you can Special Summon 1 WATER Normal Monster from your Deck

It's costed differently because it does more

There are a lot of potentially great options to build around, so if you don't see a commander here, that doesn't necessarily mean it's bad

Parallel Teleport X SPELL Quick-Play Tribute 1 Psychic monster with a Level