If you enjoy digital card games but miss the feel of real cards, Shadowverse: Evolve is a great middle ground
The Battle Partners set has arrived at the peak of a surge of interest in the Pokmon TCG, following on from the likes of Prismatic Evolutions and Surging Sparks, so the secondary market is currently a free-for-all
Also, as mentioned above, once either player plays a Counter Trap Card, no other card or effect can be chained except more Counter Traps
Clockwork Knight Link-1 monsters have historically always been used for broken combos, and Clockwork Knight fills this niche perfectly by being an easy-to-make Earth Machine monster
Its Time Crystal shuts down Keystone Seal and all of its attacks put a lot of pressure on Spiritomb
Then, through proliferate, these counters grow and grow until the Creatures theyre attached to inevitably die