A jug of bleach, a mug, and a "Good Bye" card.
A bucket, a box of nails and mlp season 1
Alternatively. Toe nail clippers, fertalizer and a watering can.
Reduce- Iconic class abilities, complexity and meaningful rotations, usefulness of any one class in a raid group
Reuse- A continent from 3 expansions ago, a story arch from 3 games ago, characters that would otherwise be dead
Recycle- A beaten to death plot-line, the nostalgia goggles for TBC, bossfight mechanics that make patchwerk seem complex
The three R's of Warlords of Draenor and that doesn't even mention flying, #savekarabor, blizzard store, tier to tier ilvl skips.