- is gold efficient.
- The passive must have at least a value of 620g for to be gold efficient.
- passive makes your champion untargetable for 4 seconds before revival.
- Its passive will always activate before Blood Well and Rebirth, but after the Chrono Shift buff if the owner has it.
- If you use Ghost and activates, Ghost will still be in effect after you have been revived.
- Selling and repurchasing the item will not reset the cooldown on its Unique Passive.
- The passive does not activate when killed by the Nexus Obelisk.
- The healing boost of (+20% to healing) affects its passive, causing it to restore 36% health in total.
- If its passive activates on Malzahar and his Voidlings are alive, they'll keep moving and attacking.
- If Dr. Mundo dies while under the effects of Sadism then he will continue to heal even as the passive is activating
- The name "Guardian Angel" is also used for an ability of the DotA hero .
- is one of only three items in the game to passively offer both armor and magic resistance; the others being and .