123

Requires:

{"or": [
  "canTrivialMidAirMorph",
  "h_useSpringBall",
  {"and": [
    "h_usePowerBomb",
    {"heatFrames": 260}
  ]},
  {"and": [
    "Morph",
    "Wave",
    {"heatFrames": 180}
  ]}
]},
{"heatFrames": 175},
{"or": [
  "canDash",
  {"heatFrames": 10}
]}

Collects items: 3

Dev note: The Wave and Power Bomb options ride the rising tower, to avoid a mid-air morph.