Great Blessing Potion
Great Blessing Potion, GMS v271, Valor no NPC 1
Alchemy Masters and Renowned Masters can make this potion, which increases all stats by 5% for 40 minutes.
Normally, only 1 potion can be used at a time, but Alchemists can use 2 if they are of different types.
However, even Alchemists cannot use 2 of the same potions at once, and Boss Rush Boost Potions, Great Hero Boost Potions, and Penetrating Boost Potions cannot be used together.