When you encounter Interplanar Tunnel, reveal cards from the top of your planar deck until you reveal five plane cards. Put a plane card from among them on top of your planar deck, then put the rest of the revealed cards on the bottom in a random order. (Then planeswalk away from this phenomenon.)
Format Legality
Standard Not_legal
Pioneer Not_legal
Modern Not_legal
Legacy Not_legal
Vintage Not_legal
Commander Not_legal
Pauper Not_legal