These are the Pokemon that learn Reflect, Light Screen, and Explosion
Magnemite, Magneton, Exeggcute, Exeggutor, Mew, Pineco, Forrertress, Magcargo, Corsola Lunatone, Solrock, Baltoy, Claydol, Metang, Metagross, Bronzing, Magnezone, Azelf, Solosis, Duosion, Reuniclus, Cryogonal, and Genesect
These are the Pokemon that learn Reflect, Light Screen, and Memento
Slugma, Magcargo, Ralts, Kirlia, Gardevoir, Latios, Gallade, and Uxie