LetMeScry.lol
Loading everything at once disables endless scroll. Heavier on memory and slower on low-end devices / slow connections.
Hides the “Classic <Champion>” skins from League Classic, which aren’t modern-client content.
In the Skins catalog, hide the yearly re-release duplicates of the same skin.

← All augments

Sonic Boom Silver

Ally · Utility
Buffing, healing, or Shielding your ally deals 30–150 true damage and Slows enemies surrounding them by 30% for 2 seconds (2 seconds Cooldown).

Damage Dealt: —

— marks a value the game fills in during a match: it depends on your stats or counts what happens. Your in-game tooltip shows it.

Values by level

At the levels augments are offered (3, 7, 11, 15) and at 18
Level37111518
Damage44.172.4100.6128.8150
All levels 1–18
Every level
Level123456789101112131415161718
Damage3037.144.151.258.265.372.479.486.593.5100.6107.7114.7121.8128.8135.9142.9150

Patch 16.21 (PBE) — test-server data, may change before release. Text and values from the game files via CommunityDragon (16.21.8264391+branch.main.content.beta).