Besides KeyForge's Creatures being inspired by American pulp fiction and being classified into "Houses," not unlike Yu-Gi-Oh!'s Attributes, its gameplay is a simplified cross of Magic: The Gathering and Yu-Gi-Oh
Before we get to the new cards though lets cover what the Exosister theme does well
Maybe then you could probably lessen up on the LP-cost, since the huge amount of restrictions would just mean that you lose Life Points for something your opponent can easily take out if you don't have enough protection cards.
For Flesh and Blood, this will often be set either to 4, since hands are four cards at a time, but there are some situations where you might want fewer (opt X, for instance)
As a player, you can look at your opponent's Graveyard
Cyberse Quantum Dragon X DARK Level 7 [ Cyberse / SynchroEffect ] ATK 2500 DEF 2000 1 Tuner + 1+ non-Tuner monsters While you control a Link Monster, monsters your opponent controls cannot target monsters you control for attacks, except this one, also your opponent cannot target monsters you control with card effects, except this one