Name: Nether&End Mix
Builder: Sekkaru & nonstopmonkeyfis on the map maker world /plot visit Sekkaru
Difficulty: Hard/Expert (I'm thinking hard, one of testers was thinking Expert)
Tester: nonstopmonkeyfis & C4RL074
Jumps: 98 (that HAVE to be done, 103 if counted momentum blocks, water, going up...