return {
	{
		effect_list = {
			{
				type = "BattleBuffFixVelocity",
				trigger = {
					"onAttach"
				},
				arg_list = {
					add = 3,
					mul = 0
				}
			}
		}
	},
	{
		effect_list = {
			{
				type = "BattleBuffFixVelocity",
				trigger = {
					"onAttach"
				},
				arg_list = {
					add = 3.5,
					mul = 0
				}
			}
		}
	},
	{
		effect_list = {
			{
				type = "BattleBuffFixVelocity",
				trigger = {
					"onAttach"
				},
				arg_list = {
					add = 4,
					mul = 0
				}
			}
		}
	},
	{
		effect_list = {
			{
				type = "BattleBuffFixVelocity",
				trigger = {
					"onAttach"
				},
				arg_list = {
					add = 4.5,
					mul = 0
				}
			}
		}
	},
	{
		effect_list = {
			{
				type = "BattleBuffFixVelocity",
				trigger = {
					"onAttach"
				},
				arg_list = {
					add = 5,
					mul = 0
				}
			}
		}
	},
	{
		effect_list = {
			{
				type = "BattleBuffFixVelocity",
				trigger = {
					"onAttach"
				},
				arg_list = {
					add = 5.5,
					mul = 0
				}
			}
		}
	},
	{
		effect_list = {
			{
				type = "BattleBuffFixVelocity",
				trigger = {
					"onAttach"
				},
				arg_list = {
					add = 6,
					mul = 0
				}
			}
		}
	},
	{
		effect_list = {
			{
				type = "BattleBuffFixVelocity",
				trigger = {
					"onAttach"
				},
				arg_list = {
					add = 6.5,
					mul = 0
				}
			}
		}
	},
	{
		effect_list = {
			{
				type = "BattleBuffFixVelocity",
				trigger = {
					"onAttach"
				},
				arg_list = {
					add = 7,
					mul = 0
				}
			}
		}
	},
	{
		effect_list = {
			{
				type = "BattleBuffFixVelocity",
				trigger = {
					"onAttach"
				},
				arg_list = {
					add = 8,
					mul = 0
				}
			}
		}
	},
	time = 0,
	name = "Engine boost",
	init_effect = "",
	id = 19121,
	picture = "",
	desc = "机动提高",
	stack = 1,
	color = "blue",
	icon = 19120,
	last_effect = "",
	effect_list = {
		{
			type = "BattleBuffFixVelocity",
			trigger = {
				"onAttach"
			},
			arg_list = {
				add = 3,
				mul = 0
			}
		}
	}
}