SLINGSHOT EFFECT SCIFI by Jetpackcorps T-Shirt
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![SLINGSHOT EFFECT SCIFI by Jetpackcorps T-Shirt SLINGSHOT EFFECT SCIFI by Jetpackcorps T_Shirt](https://rlv.zcache.com/slingshot_effect_scifi_by_jetpackcorps_t_shirt-r105c5045f47b4320b54394770e4ef07b_k2gml_500.jpg)
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Everyone knows the slingshot effect. You fly your spaceship around a planet or sun and use the gravity to slingshot you faster. You can go really fast or maybe even time travel. Adult supervision may be needed. Artwork by Jetpackcorps.