For Trap-style, it's all about the ratcheting. So when you review any Eurorack sequencer, you'll want to look for this feature. Ratcheting takes the current step and subdivides the gate into multiple gates, giving you the 32nd notes or whatever division you'd like in your ratchets.

You're going to want to run your 808-style kick through some sort of drive or distortion module to get some crunch out of it. Are you having trouble making an 808-style kick in Eurorack?