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Exhibit 12

Six Flags Entertainment Corporation

Computation of Ratio of Earnings to Fixed Charges

(in thousands)

	Successor		Predecessor
	Eight Months Ended December 31, 2010		Four Months Ended April 30, 2010		Year Ended December 31,
					2009			2008			2007			2006
Earnings:
Income (loss) from continuing operations	$	85,406	$	539,190	$	(160,088	)	$	(58,073	)	$	(189,269	)	$	(165,324	)
Income tax expense		11,177		112,648		2,902			116,630			6,203			4,318
Interest expense		54,455		74,375		106,313			185,370			207,335			208,679
Net loss (gain) on debt extinguishment		18,493		—		—			(107,743	)		8,870			—
1/3 of rental expense		1,959		923		3,082			3,146			3,027			2,849
Adjusted earnings	$	171,490	$	727,136	$	(47,791	)	$	139,330		$	36,166		$	50,522
Fixed Charges:
Interest expense	$	54,455		74,375	$	106,313		$	185,370		$	207,335		$	208,679
1/3 of rental expense		1,959		923		3,082			3,146			3,027			2,849
Total fixed charges		56,414	$	75,298	$	109,395		$	188,516		$	210,362		$	211,528
Ratio of earnings to fixed charge		3.0x		9.7X		N/A			0.7x			0.2x			0.2x
Excess (deficiency)	$	115,076	$	651,838	$	(157,186	)	$	(49,186	)	$	(174,196	)	$	(161,006	)

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Exhibit 12

Six Flags Entertainment Corporation Computation of Ratio of Earnings to Fixed Charges (in thousands)