| Type | Grass |
|---|---|
| Category | Special |
| Power | 40 |
| Accuracy | 100 |
| PP | 15 (max. 24) |
| Introduced | Generation I |
Targets a single adjacent Pokemon.
Mega Drain deals damage only on sleeping foes and the user will recover 50% of the HP drained.
If the user is holding a Big Root, the move instead recovers 65% of the damage dealt (30% more than normal). If used on a Pokemon with the ability Liquid Ooze, the user instead loses the HP it would have otherwise gained.
Prior to Generation IV, Mega Drain had 10 PP.
TM21 in Generation 1
| Gold/Silver Crystal |
Steals 1/2 of the damage inflicted. |
|---|---|
| Ruby/Sapphire Emerald |
An attack that absorbs half the damage inflicted. |
| Diamond/Pearl Platinum HeartGold/SoulSilver |
A nutrient-draining attack. The user’s HP is restored by half the damage taken by the target. |
| FireRed/LeafGreen | A tough attack that drains half the damage it inflicted to restore HP. |
| Black/White | A nutrient-draining attack. The user's HP is restored by half the damage taken by the target. |
These pokemon learn Mega Drain at the level specified. The level numbers given are for Pokemon Black & White and may vary in other games; check the pokemon's dex page for details.
These pokemon can learn Mega Drain as an egg move. Their breeding groups are also shown for reference.