addHook("PlayerThink", function(player)
    -- Apply only to Sonic
    if player.mo and player.mo.valid and player.mo.skin == "sonic" then
        
        -- Activate: Press Custom Button 1 (Special Action) + Not currently invincible
        if (player.cmd.buttons & BT_CUSTOM1) 
        and not (player.powers[pw_invulnerability] > 0) then
            
            -- Set invincibility for 1050 tics (Exactly 30 seconds)
            player.powers[pw_invulnerability] = 1050
            
            -- Play the invincibility power-up sound
            S_StartSound(player.mo, sfx_itmnm)
            
            -- Visual feedback: Glow so you know it's active
            player.mo.colorized = true
            print("Archie Invincibility: 30 Seconds Active!")
        end
        
        -- Remove the glow once the 30 seconds run out
        if player.powers[pw_invulnerability] == 0 then
            player.mo.colorized = false
        end
    end
end)