one piece op2 booster box Tcg: Premium Vol 2 (Prb-02) blue Marco Bandai | One Piece Booster

Saddle is an activated ability that you activate as a sorcerymeaning during your main phase while the stack is emptyby tapping any number of untapped creatures you control other than the Mount with saddle with total power N or more, where N is the number included in the saddle keyword

These don't specifically mention venturing, but they do amplify the effects of triggering your dungeons' room abilities

March of the Machine March of the Machine was the capstone event set to end the Phyrexian arc

While you'll need a specific deck to make Glorious End work, I wouldn't be a bit surprised to see people trying it because the effect is fun and works well with other potentially painful end-of-turn triggers

Any creatures that phase in under your control as your next untap step begins will be able to attack and pay a cost of during that turn

We are taking out ramp in favor of this, so lets hope that doesnt slow us down too much